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An interactive reference for guitar chord shapes, voicings and the theory behind them.

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  1. Chords
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  3. C♯
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  5. maj7

C♯ major 7th (C♯maj7)

C♯Root
E♯Maj 3
G♯Perf 5
B♯Maj 7

Dreamy and sophisticated. Common in jazz, bossa nova, and R&B. Creates a lush, warm sound often used as Imaj7 or IVmaj7.

Notes
C♯E♯G♯B♯
Formula
1 · 3 · 5 · 7
Type
Seventh chord
03

How to play it

EADGBe4311112345

C♯maj7

C♯ major 7th, 1fr

Bass
C♯, the root
Root
C♯
Strings
A D G B e · 1st fret
  • C♯Root
  • E♯M3
  • G♯P5
  • B♯M7

Up the neck

6 voicings, same four notes

Why a major 7th chord sounds the way it does

C♯+4 fretsE♯+3 fretsG♯+4 fretsB♯

Stacked from 3 intervals. Compare with C♯7 →

04

Where to go next

More C♯ chords

Same root, other colours

C♯7C♯add9C♯6C♯sus2C♯sus4C♯maj9C♯6/9

Chords in the key of D♭

What C♯maj7 usually sits next to

I · D♭ii · E♭miii · FmIV · G♭V · A♭vi · B♭mvii° · C°

Close relatives

Relatives of D♭ major

  • B♭mRelative minor of D♭ major
  • C♯mParallel minor, lower the 3rd

Other maj7 chords

Same quality, every root

Cmaj7C♯maj7Dmaj7E♭maj7Emaj7Fmaj7F♯maj7Gmaj7A♭maj7Amaj7B♭maj7Bmaj7
01

Root

C♯
02

Quality

maj7

4 notes: a triad plus a 7th. Jazzier, wants to move.

Alterations need a 7th chord. Try C♯7 →

Why a major 7th chord sounds the way it does

C♯+4 fretsE♯+3 fretsG♯+4 fretsB♯

Stacked from 3 intervals. Compare with C♯7 →

03

How to play it

EADGBe4311112345

C♯maj7

C♯ major 7th, 1fr

Bass
C♯, the root
Root
C♯
Strings
A D G B e · 1st fret
  • C♯Root
  • E♯M3
  • G♯P5
  • B♯M7

Up the neck

6 voicings, same four notes
04

Where to go next

More C♯ chords

Same root, other colours

C♯7C♯add9C♯6C♯sus2C♯sus4C♯maj9C♯6/9

Chords in the key of D♭

What C♯maj7 usually sits next to

I · D♭ii · E♭miii · FmIV · G♭V · A♭vi · B♭mvii° · C°

Close relatives

Relatives of D♭ major

  • B♭mRelative minor of D♭ major
  • C♯mParallel minor, lower the 3rd

Other maj7 chords

Same quality, every root

Cmaj7C♯maj7Dmaj7E♭maj7Emaj7Fmaj7F♯maj7Gmaj7A♭maj7Amaj7B♭maj7Bmaj7
C♯ major 7th